1 /* SPDX-License-Identifier: GPL-2.0+ */
2 /*
3  * Copyright 2011-2014 Freescale Semiconductor, Inc.
4  */
5 
6 /*
7  * Corenet DS style board configuration file
8  */
9 #ifndef __QEMU_PPCE500_H
10 #define __QEMU_PPCE500_H
11 
12 #define CONFIG_SYS_MPC85XX_NO_RESETVEC
13 
14 #define CONFIG_SYS_RAMBOOT
15 
16 #define CONFIG_PCI1		1	/* PCI controller 1 */
17 #define CONFIG_FSL_PCI_INIT		/* Use common FSL init code */
18 #define CONFIG_SYS_PCI_64BIT		/* enable 64-bit PCI resources */
19 
20 #define CONFIG_ENV_OVERWRITE
21 
22 #define CONFIG_ENABLE_36BIT_PHYS
23 
24 #define CONFIG_ADDR_MAP
25 #define CONFIG_SYS_NUM_ADDR_MAP		16	/* number of TLB1 entries */
26 
27 #define CONFIG_SYS_MEMTEST_START	0x00200000	/* memtest works on */
28 #define CONFIG_SYS_MEMTEST_END		0x00400000
29 
30 /* Needed to fill the ccsrbar pointer */
31 
32 /* Virtual address to CCSRBAR */
33 #define CONFIG_SYS_CCSRBAR		0xe0000000
34 /* Physical address should be a function call */
35 #ifndef __ASSEMBLY__
36 extern unsigned long long get_phys_ccsrbar_addr_early(void);
37 #define CONFIG_SYS_CCSRBAR_PHYS_HIGH (get_phys_ccsrbar_addr_early() >> 32)
38 #define CONFIG_SYS_CCSRBAR_PHYS_LOW get_phys_ccsrbar_addr_early()
39 #else
40 #define CONFIG_SYS_CCSRBAR_PHYS_HIGH 0x0
41 #define CONFIG_SYS_CCSRBAR_PHYS_LOW CONFIG_SYS_CCSRBAR
42 #endif
43 
44 /* Virtual address range for PCI region maps */
45 #define CONFIG_SYS_PCI_MAP_START	0x80000000
46 #define CONFIG_SYS_PCI_MAP_END		0xe8000000
47 
48 /* Virtual address to a temporary map if we need it (max 128MB) */
49 #define CONFIG_SYS_TMPVIRT		0xe8000000
50 
51 /*
52  * DDR Setup
53  */
54 #define CONFIG_VERY_BIG_RAM
55 #define CONFIG_SYS_DDR_SDRAM_BASE	0x00000000
56 #define CONFIG_SYS_SDRAM_BASE		CONFIG_SYS_DDR_SDRAM_BASE
57 
58 #define CONFIG_CHIP_SELECTS_PER_CTRL	0
59 
60 #define CONFIG_SYS_CLK_FREQ        33000000
61 
62 #define CONFIG_SYS_BOOT_BLOCK		0x00000000	/* boot TLB */
63 
64 #define CONFIG_SYS_MONITOR_BASE		CONFIG_SYS_TEXT_BASE
65 
66 #define CONFIG_HWCONFIG
67 
68 #define CONFIG_SYS_INIT_RAM_ADDR		0x00100000
69 #define CONFIG_SYS_INIT_RAM_ADDR_PHYS_HIGH	0x0
70 #define CONFIG_SYS_INIT_RAM_ADDR_PHYS_LOW	0x00100000
71 /* The assembler doesn't like typecast */
72 #define CONFIG_SYS_INIT_RAM_ADDR_PHYS \
73 	((CONFIG_SYS_INIT_RAM_ADDR_PHYS_HIGH * 1ull << 32) | \
74 	  CONFIG_SYS_INIT_RAM_ADDR_PHYS_LOW)
75 #define CONFIG_SYS_INIT_RAM_SIZE		0x00004000
76 
77 #define CONFIG_SYS_GBL_DATA_OFFSET	(CONFIG_SYS_INIT_RAM_SIZE - \
78 					GENERATED_GBL_DATA_SIZE)
79 #define CONFIG_SYS_INIT_SP_OFFSET	CONFIG_SYS_GBL_DATA_OFFSET
80 
81 #define CONFIG_SYS_MONITOR_LEN		(512 * 1024)
82 #define CONFIG_SYS_MALLOC_LEN		(4 * 1024 * 1024)
83 
84 #define CONFIG_SYS_NS16550_SERIAL
85 #define CONFIG_SYS_NS16550_REG_SIZE	1
86 #define CONFIG_SYS_NS16550_CLK		(get_bus_freq(0))
87 
88 #define CONFIG_SYS_BAUDRATE_TABLE	\
89 	{300, 600, 1200, 2400, 4800, 9600, 19200, 38400, 57600, 115200}
90 
91 #define CONFIG_SYS_NS16550_COM1	(CONFIG_SYS_CCSRBAR+0x4500)
92 #define CONFIG_SYS_NS16550_COM2	(CONFIG_SYS_CCSRBAR+0x4600)
93 
94 /*
95  * General PCI
96  * Memory space is mapped 1-1, but I/O space must start from 0.
97  */
98 
99 #ifdef CONFIG_PCI
100 #define CONFIG_PCI_INDIRECT_BRIDGE
101 
102 #define CONFIG_PCI_SCAN_SHOW		/* show pci devices on startup */
103 #endif	/* CONFIG_PCI */
104 
105 #define CONFIG_LBA48
106 
107 /*
108  * Environment
109  */
110 #define CONFIG_ENV_SIZE		0x2000
111 
112 #define CONFIG_LOADS_ECHO		/* echo on for serial download */
113 
114 /*
115  * Command line configuration.
116  */
117 
118 /*
119  * Miscellaneous configurable options
120  */
121 #define CONFIG_SYS_LOAD_ADDR	0x2000000	/* default load address */
122 
123 /*
124  * For booting Linux, the board info and command line data
125  * have to be in the first 64 MB of memory, since this is
126  * the maximum mapped by the Linux kernel during initialization.
127  */
128 #define CONFIG_SYS_BOOTMAPSZ	(64 << 20)	/* Initial map for Linux*/
129 #define CONFIG_SYS_BOOTM_LEN	(64 << 20)	/* Increase max gunzip size */
130 
131 /*
132  * Environment Configuration
133  */
134 #define CONFIG_ROOTPATH		"/opt/nfsroot"
135 #define CONFIG_BOOTFILE		"uImage"
136 #define CONFIG_UBOOTPATH	"u-boot.bin"	/* U-Boot image on TFTP server*/
137 
138 /* default location for tftp and bootm */
139 #define CONFIG_LOADADDR		1000000
140 
141 #define CONFIG_BOOTCOMMAND		\
142 	"test -n \"$qemu_kernel_addr\" && bootm $qemu_kernel_addr - $fdt_addr_r\0"
143 
144 #endif	/* __QEMU_PPCE500_H */
145